diff --git a/src/calibre/db/tests/reading.py b/src/calibre/db/tests/reading.py
index 040bdeba3d..8dc85f4c66 100644
--- a/src/calibre/db/tests/reading.py
+++ b/src/calibre/db/tests/reading.py
@@ -854,6 +854,7 @@ def evaluate(book, ctx):
     return ','.join(list(ctx.helper_function(tags)))
 '''
         from calibre.utils.formatter import PythonTemplateContext
+
         class CustomContext(PythonTemplateContext):
             def helper_function(self, arg):
                 s = set(arg)
diff --git a/src/calibre/gui2/dialogs/template_dialog.py b/src/calibre/gui2/dialogs/template_dialog.py
index 15c8e09ab5..2275192b36 100644
--- a/src/calibre/gui2/dialogs/template_dialog.py
+++ b/src/calibre/gui2/dialogs/template_dialog.py
@@ -208,7 +208,7 @@ class TemplateHighlighter(QSyntaxHighlighter):
             # we avoid thinking a # inside a string starts a comment.
             t = re.sub(self.stringRe, self.replace_strings_with_dash, text)
             sharp_pos = t.find('#')
-            if sharp_pos >= 0: # Do we still have a #?
+            if sharp_pos >= 0:  # Do we still have a #?
                 self.setFormat(sharp_pos, len(text), self.Formats["comment"])
 
         self.setCurrentBlockState(NORMAL)